CN209547982U

CN209547982U - Forearm rotation angle measurement device

Info

Publication number: CN209547982U
Application number: CN201920045570.0U
Authority: CN
Inventors: 袁抒
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2019-10-29
Anticipated expiration: 2029-01-11

Abstract

The utility model discloses a kind of forearm rotation angle measurement devices, including coaxial arrangement and pedestal and disk in the form of annular discs, the turntable is connect in a rotatable manner with pedestal, wherein a side surface of pedestal has circumferentially distributed angle index, the other side is equipped with fixation member, the angle index is located at the outer circumferential of turntable, and turntable has radially outwardly extending measurement pointer, and turntable is equipped with the handle of outwardly convex.Using this programme, the rapid survey of rotational angle is carried out convenient for patient, measurement accuracy and measurement efficiency are improved simultaneously, patient can be realized quickly using the utility model from surveying, and save medical resource, and can be also used for supination rotary rehabilitation training before patient is revolved, increase measuring appliance function, structure is simple, is easy to implement, easily operated.

Description

Forearm rotation angle measurement device

Technical field

The utility model relates to medical treatment to detect instrument field, and in particular to a kind of forearm rotation angle measurement device.

Background technique

It is basic that the measurement of range of motion is that rehabilitation professional often uses one of operative skill and Major to learn One of technical ability.Currently, needing to measure range of motion, especially in clinical rehabilitation assessment of function and rehabilitation teaching process It is usually that patient is taken to hold a pen rotation, medical worker uses protractor direct before the rotation of forearm in the measurement of supination scope of activities The mode measured, such measurement method accuracy and measurement efficiency are lower, it is difficult to meet measurement request, while also inconvenient It is quickly checked oneself in patient.

Utility model content

To solve the above problems, the utility model provides a kind of forearm rotation angle measurement device, convenient for patient oneself into Row improves measurement accuracy and measurement efficiency quickly from survey simultaneously.

To achieve the above object, technical solutions of the utility model are as follows:

A kind of forearm rotation angle measurement device, key are: including coaxial arrangement and pedestal in the form of annular discs and turning Disk, the turntable are connect in a rotatable manner with pedestal, and wherein a side surface of pedestal has circumferentially distributed angle index, The other side is equipped with fixation member, and the angle index is located at the outer circumferential of turntable, and turntable has radially outwardly extending Pointer is measured, turntable is equipped with the handle of outwardly convex.

Using the above structure, measuring appliance can be integrally attached on wall or door-plate perpendicular to the ground by fixation member, Patient by grasp handle rotation, can rapid survey forearm revolve before supination scope of activities, and by pointer scale it is quick Accurate movable corner angle value is read, measuring accuracy and measurement efficiency are greatly improved.

As preferred: the pedestal is equipped with transparent shroud, and the measurement pointer is located in transparent shroud.Using the above knot Structure can play certain protective role to scale marker and measurement pointer, unconscious touching measurement pointer is avoided to cause measurement inaccurate Really, and the cleannes of scale marker are kept.

As preferred: the transparent shroud is connect in a rotatable manner with pedestal, is had on transparent shroud and is radially set The reference pointer set.Using the above structure, use when patient forearm cannot completely to positive zero graduation in the case where, pass through rotation Transparent shroud, make reference pointer and its to just, finally rotation subtracts the reading of reference pointer by the reading of measurement pointer, then for Forearm actual rotation angle, can further improve measurement accuracy in this way.

As preferred: the turntable is rotatably connected by friction hinge and pedestal.Using the above structure, turntable needs gram The resistance for taking friction hinge could rotate later with respect to pedestal, and when external force disappears, turntable is then parked in rearmost position, surveys Amount personnel read after can unclamping hand, without holding always.

As preferred: there is the annular groove of face turntable setting on the pedestal, be evenly distributed with ball in the annular groove, institute It states ball to be mounted in annular groove by retainer, the turntable is abutted with ball.Using above scheme, turntable rubs with ball rolling It wipes, once its rotary resistance can then be reduced by ball, improve the rotation flexibility ratio of turntable start when turntable in this way, prevent Only resistance interferes survey crew.

As preferred: the handle is equipped with hangers, is configured with bandage on the hangers.Using above scheme, by tying up Patient's arm can be bound on handle by band, be conducive to auxiliary for hemiparalysis or hand grasps powerless patient and measures.

To be grasped convenient for patient, the arc-shaped structure of handle.

For the replacement convenient for measuring pointer, the measurement pointer is detachably connected with turntable.

As preferred: the fixation member is the sucker being evenly distributed on pedestal.Using above scheme, it is convenient for measuring appliance It is quick fixed and retract, meet more measurement environment.

Compared with prior art, the utility model has the beneficial effects that

Using forearm rotation angle measurement device provided by the utility model, the quick survey of rotational angle is carried out convenient for patient Amount, while measurement accuracy and measurement efficiency are improved, patient can be realized quickly using the utility model from surveying, medical resource is saved, And can be also used for supination rotary rehabilitation training before patient is revolved, increase measuring appliance function, structure is simple, is easy to implement, and is easy to grasp Make.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the axonometric drawing of Fig. 1；

Fig. 3 is schematic diagram of base structure in Fig. 1.

Specific embodiment

The utility model is described in further detail with attached drawing with reference to embodiments.

Forearm rotation angle measurement device shown in referring to figs. 1 to Fig. 3 mainly includes 1 He of pedestal substantially in the form of annular discs Turntable 2, as shown, the side of pedestal 1 has an angle index 10 being circumferentially arranged along it, the other side have for outside The fixation member that environment is connected and fixed, the fixation member in the present embodiment is four suckers 11 being fixedly connected with pedestal 1, sucker 11 are uniformly distributed along the circumferential direction of pedestal 1, and sucker 11 is common punched-type sucker, can be quickly fixed by pedestal 1 by sucker 11.

Turntable 2 is connect in a rotatable manner with pedestal 1, and turntable 2 is located at the side that pedestal 1 is equipped with angle index 10, And angle index 10 is located at the outer circumferential of turntable 2, in the present embodiment, measures difficulty to reduce, therefore turntable 2 and pedestal 1 are coaxial Setting, and turntable 2 is rotatablely connected by friction hinge 4 and pedestal 1, such turntable 2 must overcome friction to cut with scissors under external force It could relatively rotate between pedestal 1 after the frictional resistance of chain 4, and when external force disappears, turntable 2 then stops at immediately Rearmost position is certainly the external force being continuously needed in reduction by 2 rotation process of turntable to read, adaptation myasthenia gravis patients, therefore bottom The position of face turntable 2 is equipped with annular groove 12 on seat 1, and the side of 12 face turntable 2 of annular groove is open, is evenly distributed in annular groove 12 Four balls 13, ball 13 are fixedly arranged in a rotatable manner by retainer (being not shown in the figure, the structure of similar ball seat bearing) In annular groove 12, i.e. position of the ball 13 in annular groove 12 is constant, but ball 13 can be rolled with respect to retainer, when turntable 2 After being installed, one side surface is abutted with ball 13, is rolling friction between turntable 2 and ball 13, when turntable 2 rotates When, it can guarantee that it rotates flexibility ratio by the rotation of ball 13, be also convenient for the rotary rehabilitation of supination before patient is revolved in this way Training.

The outside of turntable 2 has radially outwardly extending measurement pointer 20, measures and adopts between pointer 20 and turntable 2 The mode being detachably connected with screw, so as to subsequent replacement, meanwhile, handle 21 is additionally provided on turntable 2, handle is in the present embodiment The arcuate structure of outwardly convex, and the median plane of handle 21 and measurement pointer 20 are on same perpendicular, the one of handle 21 End is equipped with hangers 210, and bandage 211 is configured on hangers 210, and bandage 211 is strap, in this way the patient for losing grippage For, it can directly be tied up on handle 21 by bandage 211, be had an effect and rotated by forearm, to meet more crowd's need It asks.

As shown, being to protect in the present embodiment to the reference numbers of angle index 10, exposure for a long time is avoided to be easy Abrasion, while measurement pointer 20 is protected, it prevents from surprisingly touching situations such as causing survey measurements inaccurate generation, therefore the bottom of at It is additionally provided with transparent shroud 3 on seat 1, is fixed by the way of annular groove clamping between transparent shroud 3 and pedestal 1, and two It can rotate between person, the upper surface of transparent shroud 3 is flushed with turntable 2 or slightly lower, the corresponding measurement pointer 20 on turntable 2 of ratio Position there is arcuate projection, measurement pointer 20 is fixedly arranged on the arcuate projection, and arcuate projection is than transparent shroud 3 Low, i.e. arcuate projection, will not be between transparent shroud 3 in this way when turntable 2 rotates between transparent shroud 3 and pedestal 1 It interferes, and measures pointer 20 and also be located between transparent shroud 3 and pedestal 1, will not be touched and be interfered by exterior object.

For certain patients when initially grasping handle 21, because of preceding brachiocylloosis or other situations, measurement pointer 20 cannot To the zero-bit of positive-angle scale 10, this case of measurement result inaccuracy is eventually led to, is set on transparent shroud 3 in the present embodiment There is reference pointer 30, as shown, reference pointer 30 is arranged along the radial direction of transparent shroud 3, and fixes and connect with transparent shroud 3 It connects, can also directly be the arrow logo on transparent shroud 3, be directed to above-mentioned patient in this way, in measurement, rotation can be passed through first The measurement of supination before transparent shroud 3 makes the forearm of reference pointer 30 and survey crew be in same plane and then be revolved, Accurate angle of rotation angle value can be found out by the reading and the reading of reference pointer 30 that measure pointer 20.

Referring to figs. 1 to Fig. 3, when measuring using the forearm rotation angle measurement device of the utility model, pass through sucker 11 It will first be integrally fastened on the planar object being vertically arranged, on metope or door-plate, and will measurement pointer 20 and reference pointer 30 It is zeroed, measures pointer 20, reference pointer 30 and handle 21 at this time and be on same perpendicular, patient holds handle at this time 21, observation forearm whether can with the zero-bit of angle index 10 to just, if cannot, rotating transparent shroud 3 makes reference pointer 30 With forearm to just, if supination measures before can directly being revolved to just, activity point of view is directly read by measuring pointer 20 , or activity point of view found out by the relative angle between measurement pointer 20 and reference pointer 30, and it is grabbed if it is forfeiture The patient of ability is held, then needs to measure after fixing it with handle 21 by bandage 211.

Again because rotation has certain resistance between turntable 2 and pedestal 1, this measuring appliance can also directly be used as by patient Rehabilitation training reaches the exercise of pronator teres by starting the power of moment of turntable 2, and by the rolling inertia of ball 13, auxiliary It helps patient to reach biggish scope of activities, plays good rehabilitation efficacy.

Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the common skill of this field Art personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make Multiple similar expressions, such transformation are each fallen within the protection scope of the utility model.

Claims

1. a kind of forearm rotation angle measurement device, it is characterised in that: including coaxial arrangement and pedestal (1) in the form of annular discs and turn Disk (2), the turntable (2) connect in a rotatable manner with pedestal (1), and wherein a side surface of pedestal (1) has and circumferentially divides The angle index (10) of cloth, the other side are equipped with fixation member, and the angle index (10) is located at the outer circumferential of turntable (2), turn Disk (2) has radially outwardly extending measurement pointer (20), and turntable (2) is equipped with the handle (21) of outwardly convex.

2. forearm rotation angle measurement device according to claim 1, it is characterised in that: the pedestal (1) is equipped with transparent Shield (3), the measurement pointer (20) are located in transparent shroud (3).

3. forearm rotation angle measurement device according to claim 2, it is characterised in that: the transparent shroud (3) and pedestal (1) it connects in a rotatable manner, there is the reference pointer (30) being radially arranged on transparent shroud (3).

4. forearm rotation angle measurement device according to claim 1, it is characterised in that: the turntable (2) passes through friction hinge Chain (4) is rotatably connected with pedestal (1).

5. forearm rotation angle measurement device according to claim 1 or 4, it is characterised in that: have just on the pedestal (1) To the annular groove (12) of turntable (2) setting, it is evenly distributed with ball (13) in the annular groove (12), the ball (13) passes through holding Frame is mounted in annular groove (12), and the turntable (2) abuts with ball (13).

6. forearm rotation angle measurement device according to claim 1, it is characterised in that: the handle (21) is equipped with hangers (210), bandage (211) are configured on the hangers (210).

7. forearm rotation angle measurement device according to claim 1 or 6, it is characterised in that: the handle (21) is arc-shaped Structure.

8. forearm rotation angle measurement device according to claim 7, it is characterised in that: the measurement pointer (20) and turntable (2) it is detachably connected.

9. forearm rotation angle measurement device as claimed in any of claims 1 to 4, it is characterised in that: the fixation Component is the sucker (11) being evenly distributed on pedestal (1).